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libiberty: Add -Wshadow=local to warning flags (if supported).

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libiberty/ChangeLog:

       * configure.ac (ac_libiberty_warn_cflags): Add -Wshadow=local.
       * configure: Regenerated.

From-SVN: r242396
This commit is contained in:
Mark Wielaard 2016-11-14 19:46:26 +00:00 committed by Mark Wielaard
parent 8e745a1709
commit 3eb89071d6
3 changed files with 9 additions and 2 deletions
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5
libiberty/ChangeLog
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@ -1,3 +1,8 @@
2016-11-06 Mark Wielaard <mark@klomp.org>
* configure.ac (ac_libiberty_warn_cflags): Add -Wshadow=local.
* configure: Regenerated.
2016-11-07 Jason Merrill <jason@redhat.com> 2016-11-07 Jason Merrill <jason@redhat.com>
* cp-demangle.c (is_fnqual_component_type): New. * cp-demangle.c (is_fnqual_component_type): New.

3
libiberty/configure vendored
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@ -4398,7 +4398,8 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
ac_libiberty_warn_cflags= ac_libiberty_warn_cflags=
save_CFLAGS="$CFLAGS" save_CFLAGS="$CFLAGS"
for real_option in -W -Wall -Wwrite-strings -Wc++-compat \ for real_option in -W -Wall -Wwrite-strings -Wc++-compat \
-Wstrict-prototypes; do -Wstrict-prototypes \
-Wshadow=local; do
# Do the check with the no- prefix removed since gcc silently # Do the check with the no- prefix removed since gcc silently
# accepts any -Wno-* option on purpose # accepts any -Wno-* option on purpose
case $real_option in case $real_option in

3
libiberty/configure.ac
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@ -160,7 +160,8 @@ AC_SYS_LARGEFILE
AC_PROG_CPP_WERROR AC_PROG_CPP_WERROR
ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \ ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \
-Wstrict-prototypes], [ac_libiberty_warn_cflags]) -Wstrict-prototypes \
-Wshadow=local], [ac_libiberty_warn_cflags])
ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags]) ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags])
AC_PROG_CC_C_O AC_PROG_CC_C_O